32730512 has 20 divisors (see below), whose sum is σ = 63699420. Its totient is φ = 16291968.

The previous prime is 32730493. The next prime is 32730527. The reversal of 32730512 is 21503723.

It can be written as a sum of positive squares in 2 ways, for example, as 20647936 + 12082576 = 4544^2 + 3476^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 803 + ... + 8130.

It is an arithmetic number, because the mean of its divisors is an integer number (3184971).

Almost surely, 2^32730512 is an apocalyptic number.

It is an amenable number.

32730512 is a deficient number, since it is larger than the sum of its proper divisors (30968908).

32730512 is a wasteful number, since it uses less digits than its factorization.

32730512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9170 (or 9164 counting only the distinct ones).

The product of its (nonzero) digits is 1260, while the sum is 23.

The square root of 32730512 is about 5721.0586432932. The cubic root of 32730512 is about 319.8779221841.

The spelling of 32730512 in words is "thirty-two million, seven hundred thirty thousand, five hundred twelve".